| /* Unless compiled with -DNO_OVERWRITE, this variant of s_cat allows the |
| * target of a concatenation to appear on its right-hand side (contrary |
| * to the Fortran 77 Standard, but in accordance with Fortran 90). |
| */ |
| |
| #include "f2c.h" |
| #ifndef NO_OVERWRITE |
| #include <stdio.h> |
| #undef abs |
| #ifdef KR_headers |
| extern char *F77_aloc(); |
| extern void free(); |
| extern void G77_exit_0 (); |
| #else |
| #undef min |
| #undef max |
| #include <stdlib.h> |
| extern char *F77_aloc(ftnlen, char*); |
| #endif |
| #include <string.h> |
| #endif /* NO_OVERWRITE */ |
| |
| VOID |
| #ifdef KR_headers |
| s_cat(lp, rpp, rnp, np, ll) char *lp, *rpp[]; ftnlen rnp[], *np, ll; |
| #else |
| s_cat(char *lp, char *rpp[], ftnlen rnp[], ftnlen *np, ftnlen ll) |
| #endif |
| { |
| ftnlen i, nc; |
| char *rp; |
| ftnlen n = *np; |
| #ifndef NO_OVERWRITE |
| ftnlen L, m; |
| char *lp0, *lp1; |
| |
| lp0 = 0; |
| lp1 = lp; |
| L = ll; |
| i = 0; |
| while(i < n) { |
| rp = rpp[i]; |
| m = rnp[i++]; |
| if (rp >= lp1 || rp + m <= lp) { |
| if ((L -= m) <= 0) { |
| n = i; |
| break; |
| } |
| lp1 += m; |
| continue; |
| } |
| lp0 = lp; |
| lp = lp1 = F77_aloc(L = ll, "s_cat"); |
| break; |
| } |
| lp1 = lp; |
| #endif /* NO_OVERWRITE */ |
| for(i = 0 ; i < n ; ++i) { |
| nc = ll; |
| if(rnp[i] < nc) |
| nc = rnp[i]; |
| ll -= nc; |
| rp = rpp[i]; |
| while(--nc >= 0) |
| *lp++ = *rp++; |
| } |
| while(--ll >= 0) |
| *lp++ = ' '; |
| #ifndef NO_OVERWRITE |
| if (lp0) { |
| memcpy(lp0, lp1, L); |
| free(lp1); |
| } |
| #endif |
| } |