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46 #include "gromacs/utility/basedefinitions.h"
47 #include "gromacs/utility/cstringutil.h"
48 #include "gromacs/utility/fatalerror.h"
49 #include "gromacs/utility/smalloc.h"
50 #include "gromacs/utility/txtdump.h"
52 constexpr int c_trimSize = 1024;
53 constexpr int c_maxBufSize = 5;
55 static char* trim_string(const char* s, char* out, int maxlen)
57 * Returns a pointer to a static area which contains a copy
58 * of s without leading or trailing spaces. Strings are
59 * truncated to c_trimSize positions.
61 * TODO This partially duplicates code in trim(), but perhaps
62 * replacing symtab with a std::map is a better fix.
67 if (strlen(s) > static_cast<size_t>(maxlen - 1))
69 gmx_fatal(FARGS, "String '%s' (%zu) is longer than buffer (%d).\n", s, strlen(s), maxlen - 1);
72 for (; (*s) == ' '; s++) {}
73 for (len = strlen(s); (len > 0); len--)
75 if (s[len - 1] != ' ')
80 if (len >= c_trimSize)
84 for (i = 0; i < len; i++)
92 int lookup_symtab(t_symtab* symtab, char** name)
98 symbuf = symtab->symbuf;
99 while (symbuf != nullptr)
101 const int index = name - symbuf->buf;
102 if ((index >= 0) && (index < symbuf->bufsize))
108 base += symbuf->bufsize;
109 symbuf = symbuf->next;
112 gmx_fatal(FARGS, "symtab lookup \"%s\" not found", *name);
115 char** get_symtab_handle(t_symtab* symtab, int name)
119 symbuf = symtab->symbuf;
120 while (symbuf != nullptr)
122 if (name < symbuf->bufsize)
124 return &(symbuf->buf[name]);
128 name -= symbuf->bufsize;
129 symbuf = symbuf->next;
132 gmx_fatal(FARGS, "symtab get_symtab_handle %d not found", name);
135 static t_symbuf* new_symbuf()
140 symbuf->bufsize = c_maxBufSize;
141 snew(symbuf->buf, symbuf->bufsize);
142 symbuf->next = nullptr;
147 static char** enter_buf(t_symtab* symtab, char* name)
153 if (symtab->symbuf == nullptr)
155 symtab->symbuf = new_symbuf();
158 symbuf = symtab->symbuf;
161 for (i = 0; (i < symbuf->bufsize); i++)
163 if (symbuf->buf[i] == nullptr)
166 symbuf->buf[i] = gmx_strdup(name);
167 return &(symbuf->buf[i]);
169 else if (strcmp(symbuf->buf[i], name) == 0)
171 return &(symbuf->buf[i]);
174 if (symbuf->next != nullptr)
176 symbuf = symbuf->next;
185 symbuf->next = new_symbuf();
186 symbuf = symbuf->next;
189 symbuf->buf[0] = gmx_strdup(name);
190 return &(symbuf->buf[0]);
193 char** put_symtab(t_symtab* symtab, const char* name)
197 return enter_buf(symtab, trim_string(name, buf, 1023));
200 void open_symtab(t_symtab* symtab)
203 symtab->symbuf = nullptr;
206 void close_symtab(t_symtab gmx_unused* symtab) {}
208 // TODO this will go away when we use a
209 // std::list<std::vector<std::string>>> for t_symtab.
210 t_symtab* duplicateSymtab(const t_symtab* symtab)
212 t_symtab* copySymtab;
214 open_symtab(copySymtab);
215 t_symbuf* symbuf = symtab->symbuf;
216 if (symbuf != nullptr)
218 snew(copySymtab->symbuf, 1);
220 t_symbuf* copySymbuf = copySymtab->symbuf;
221 while (symbuf != nullptr)
223 snew(copySymbuf->buf, symbuf->bufsize);
224 copySymbuf->bufsize = symbuf->bufsize;
225 for (int i = 0; (i < symbuf->bufsize) && (i < symtab->nr); i++)
229 copySymbuf->buf[i] = gmx_strdup(symbuf->buf[i]);
232 symbuf = symbuf->next;
233 if (symbuf != nullptr)
235 snew(copySymbuf->next, 1);
236 copySymbuf = copySymbuf->next;
239 copySymtab->nr = symtab->nr;
243 void done_symtab(t_symtab* symtab)
246 t_symbuf *symbuf, *freeptr;
248 close_symtab(symtab);
249 symbuf = symtab->symbuf;
250 while (symbuf != nullptr)
252 for (i = 0; (i < symbuf->bufsize) && (i < symtab->nr); i++)
254 sfree(symbuf->buf[i]);
259 symbuf = symbuf->next;
262 symtab->symbuf = nullptr;
265 gmx_incons("Freeing symbol table (symtab) structure");
269 void free_symtab(t_symtab* symtab)
271 t_symbuf *symbuf, *freeptr;
273 close_symtab(symtab);
274 symbuf = symtab->symbuf;
275 while (symbuf != nullptr)
277 symtab->nr -= std::min(symbuf->bufsize, symtab->nr);
279 symbuf = symbuf->next;
282 symtab->symbuf = nullptr;
285 gmx_incons("Freeing symbol table (symtab) structure");
289 void pr_symtab(FILE* fp, int indent, const char* title, t_symtab* symtab)
294 if (available(fp, symtab, indent, title))
296 indent = pr_title_n(fp, indent, title, symtab->nr);
299 symbuf = symtab->symbuf;
300 while (symbuf != nullptr)
302 for (j = 0; (j < symbuf->bufsize) && (j < nr); j++)
304 pr_indent(fp, indent);
305 (void)fprintf(fp, "%s[%d]=\"%s\"\n", title, i++, symbuf->buf[j]);
308 symbuf = symbuf->next;
312 gmx_incons("Printing symbol table (symtab) structure");