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/* Copyright (c) 1994 Regents of the University of California */ |
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/* Copyright (c) 1995 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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mg_ehand[MG_E_INCLUDE] = e_include; |
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if (mg_ehand[MG_E_SPH] == NULL) { |
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mg_ehand[MG_E_SPH] = e_sph; |
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ineed |= 1<<MG_E_POINT|1<<MG_E_VERTEX; |
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ineed |= 1L<<MG_E_POINT|1L<<MG_E_VERTEX; |
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} else |
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uneed |= 1<<MG_E_POINT|1<<MG_E_VERTEX|1<<MG_E_XF; |
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uneed |= 1L<<MG_E_POINT|1L<<MG_E_VERTEX|1L<<MG_E_XF; |
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if (mg_ehand[MG_E_CYL] == NULL) { |
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mg_ehand[MG_E_CYL] = e_cyl; |
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ineed |= 1<<MG_E_POINT|1<<MG_E_VERTEX; |
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ineed |= 1L<<MG_E_POINT|1L<<MG_E_VERTEX; |
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} else |
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uneed |= 1<<MG_E_POINT|1<<MG_E_VERTEX|1<<MG_E_XF; |
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uneed |= 1L<<MG_E_POINT|1L<<MG_E_VERTEX|1L<<MG_E_XF; |
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if (mg_ehand[MG_E_CONE] == NULL) { |
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mg_ehand[MG_E_CONE] = e_cone; |
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ineed |= 1<<MG_E_POINT|1<<MG_E_VERTEX; |
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ineed |= 1L<<MG_E_POINT|1L<<MG_E_VERTEX; |
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} else |
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uneed |= 1<<MG_E_POINT|1<<MG_E_VERTEX|1<<MG_E_XF; |
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uneed |= 1L<<MG_E_POINT|1L<<MG_E_VERTEX|1L<<MG_E_XF; |
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if (mg_ehand[MG_E_RING] == NULL) { |
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mg_ehand[MG_E_RING] = e_ring; |
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ineed |= 1<<MG_E_POINT|1<<MG_E_NORMAL|1<<MG_E_VERTEX; |
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ineed |= 1L<<MG_E_POINT|1L<<MG_E_NORMAL|1L<<MG_E_VERTEX; |
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} else |
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uneed |= 1<<MG_E_POINT|1<<MG_E_NORMAL|1<<MG_E_VERTEX|1<<MG_E_XF; |
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uneed |= 1L<<MG_E_POINT|1L<<MG_E_NORMAL|1L<<MG_E_VERTEX|1L<<MG_E_XF; |
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if (mg_ehand[MG_E_PRISM] == NULL) { |
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mg_ehand[MG_E_PRISM] = e_prism; |
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ineed |= 1<<MG_E_POINT|1<<MG_E_VERTEX; |
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ineed |= 1L<<MG_E_POINT|1L<<MG_E_VERTEX; |
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} else |
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uneed |= 1<<MG_E_POINT|1<<MG_E_VERTEX|1<<MG_E_XF; |
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uneed |= 1L<<MG_E_POINT|1L<<MG_E_VERTEX|1L<<MG_E_XF; |
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if (mg_ehand[MG_E_TORUS] == NULL) { |
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mg_ehand[MG_E_TORUS] = e_torus; |
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ineed |= 1<<MG_E_POINT|1<<MG_E_NORMAL|1<<MG_E_VERTEX; |
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ineed |= 1L<<MG_E_POINT|1L<<MG_E_NORMAL|1L<<MG_E_VERTEX; |
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} else |
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uneed |= 1<<MG_E_POINT|1<<MG_E_NORMAL|1<<MG_E_VERTEX|1<<MG_E_XF; |
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uneed |= 1L<<MG_E_POINT|1L<<MG_E_NORMAL|1L<<MG_E_VERTEX|1L<<MG_E_XF; |
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if (mg_ehand[MG_E_COLOR] != NULL) { |
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if (mg_ehand[MG_E_CMIX] == NULL) { |
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mg_ehand[MG_E_CMIX] = e_cmix; |
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ineed |= 1<<MG_E_COLOR|1<<MG_E_CXY|1<<MG_E_CSPEC|1<<MG_E_CMIX|1<<MG_E_CCT; |
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ineed |= 1L<<MG_E_COLOR|1L<<MG_E_CXY|1L<<MG_E_CSPEC|1L<<MG_E_CMIX|1L<<MG_E_CCT; |
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} |
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if (mg_ehand[MG_E_CSPEC] == NULL) { |
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mg_ehand[MG_E_CSPEC] = e_cspec; |
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ineed |= 1<<MG_E_COLOR|1<<MG_E_CXY|1<<MG_E_CSPEC|1<<MG_E_CMIX|1<<MG_E_CCT; |
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ineed |= 1L<<MG_E_COLOR|1L<<MG_E_CXY|1L<<MG_E_CSPEC|1L<<MG_E_CMIX|1L<<MG_E_CCT; |
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} |
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if (mg_ehand[MG_E_CCT] == NULL) { |
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mg_ehand[MG_E_CCT] = e_cct; |
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ineed |= 1<<MG_E_COLOR|1<<MG_E_CXY|1<<MG_E_CSPEC|1<<MG_E_CMIX|1<<MG_E_CCT; |
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ineed |= 1L<<MG_E_COLOR|1L<<MG_E_CXY|1L<<MG_E_CSPEC|1L<<MG_E_CMIX|1L<<MG_E_CCT; |
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} |
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} |
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/* check for consistency */ |
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if (mg_ehand[MG_E_FACE] != NULL) |
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uneed |= 1<<MG_E_POINT|1<<MG_E_VERTEX|1<<MG_E_XF; |
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uneed |= 1L<<MG_E_POINT|1L<<MG_E_VERTEX|1L<<MG_E_XF; |
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if (mg_ehand[MG_E_CXY] != NULL || mg_ehand[MG_E_CSPEC] != NULL || |
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mg_ehand[MG_E_CMIX] != NULL) |
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uneed |= 1<<MG_E_COLOR; |
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uneed |= 1L<<MG_E_COLOR; |
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if (mg_ehand[MG_E_RD] != NULL || mg_ehand[MG_E_TD] != NULL || |
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mg_ehand[MG_E_IR] != NULL || |
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mg_ehand[MG_E_ED] != NULL || |
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mg_ehand[MG_E_RS] != NULL || |
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mg_ehand[MG_E_TS] != NULL || |
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mg_ehand[MG_E_SIDES] != NULL) |
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uneed |= 1<<MG_E_MATERIAL; |
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uneed |= 1L<<MG_E_MATERIAL; |
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for (i = 0; i < MG_NENTITIES; i++) |
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if (uneed & 1<<i && mg_ehand[i] == NULL) { |
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if (uneed & 1L<<i && mg_ehand[i] == NULL) { |
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fprintf(stderr, "Missing support for \"%s\" entity\n", |
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mg_ename[i]); |
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exit(1); |
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} |
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/* add support as needed */ |
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if (ineed & 1<<MG_E_VERTEX && mg_ehand[MG_E_VERTEX] != c_hvertex) |
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if (ineed & 1L<<MG_E_VERTEX && mg_ehand[MG_E_VERTEX] != c_hvertex) |
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e_supp[MG_E_VERTEX] = c_hvertex; |
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if (ineed & 1<<MG_E_POINT && mg_ehand[MG_E_POINT] != c_hvertex) |
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if (ineed & 1L<<MG_E_POINT && mg_ehand[MG_E_POINT] != c_hvertex) |
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e_supp[MG_E_POINT] = c_hvertex; |
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if (ineed & 1<<MG_E_NORMAL && mg_ehand[MG_E_NORMAL] != c_hvertex) |
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if (ineed & 1L<<MG_E_NORMAL && mg_ehand[MG_E_NORMAL] != c_hvertex) |
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e_supp[MG_E_NORMAL] = c_hvertex; |
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if (ineed & 1<<MG_E_COLOR && mg_ehand[MG_E_COLOR] != c_hcolor) |
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if (ineed & 1L<<MG_E_COLOR && mg_ehand[MG_E_COLOR] != c_hcolor) |
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e_supp[MG_E_COLOR] = c_hcolor; |
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if (ineed & 1<<MG_E_CXY && mg_ehand[MG_E_CXY] != c_hcolor) |
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if (ineed & 1L<<MG_E_CXY && mg_ehand[MG_E_CXY] != c_hcolor) |
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e_supp[MG_E_CXY] = c_hcolor; |
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if (ineed & 1<<MG_E_CSPEC && mg_ehand[MG_E_CSPEC] != c_hcolor) |
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if (ineed & 1L<<MG_E_CSPEC && mg_ehand[MG_E_CSPEC] != c_hcolor) |
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e_supp[MG_E_CSPEC] = c_hcolor; |
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if (ineed & 1<<MG_E_CMIX && mg_ehand[MG_E_CMIX] != c_hcolor) |
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if (ineed & 1L<<MG_E_CMIX && mg_ehand[MG_E_CMIX] != c_hcolor) |
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e_supp[MG_E_CMIX] = c_hcolor; |
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if (ineed & 1<<MG_E_CCT && mg_ehand[MG_E_CCT] != c_hcolor) |
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if (ineed & 1L<<MG_E_CCT && mg_ehand[MG_E_CCT] != c_hcolor) |
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e_supp[MG_E_CCT] = c_hcolor; |
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/* discard remaining entities */ |
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for (i = 0; i < MG_NENTITIES; i++) |
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char *fn; |
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{ |
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static int nfids; |
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int olen; |
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register char *cp; |
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ctx->fid = ++nfids; |
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return(MG_OK); |
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} |
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/* get name relative to this context */ |
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if (mg_file != NULL && |
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(cp = strrchr(mg_file->fname, '/')) != NULL) |
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olen = cp - mg_file->fname + 1; |
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else |
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olen = 0; |
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if (olen) |
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if (mg_file != NULL && (cp = strrchr(mg_file->fname, '/')) != NULL) { |
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strcpy(ctx->fname, mg_file->fname); |
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strcpy(ctx->fname+olen, fn); |
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strcpy(ctx->fname+(cp-mg_file->fname+1), fn); |
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} else |
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strcpy(ctx->fname, fn); |
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ctx->fp = fopen(ctx->fname, "r"); |
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if (ctx->fp == NULL) |
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return(MG_ENOFILE); |
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{ |
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char *xfarg[MG_MAXARGC]; |
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MG_FCTXT ictx; |
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XF_SPEC *xf_orig = xf_context; |
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int rv; |
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if (ac < 2) |
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if ((rv = mg_handle(MG_E_XF, ac-1, xfarg)) != MG_OK) |
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return(rv); |
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} |
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while (!feof(mg_file->fp)) { |
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do { |
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while (mg_read()) |
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if ((rv = mg_parse()) != MG_OK) { |
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fprintf(stderr, "%s: %d: %s:\n%s", ictx.fname, |
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if (ac > 2) |
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if ((rv = mg_handle(MG_E_XF, 1, xfarg)) != MG_OK) |
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return(rv); |
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} |
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} while (xf_context != xf_orig); |
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mg_close(); |
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return(MG_OK); |
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} |